Consolidated Statement Of Income (USD $) In Millions, except Share data in Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Fee revenue:
Servicing fees	$ 4,414		$ 4,382		$ 3,938
Management fees	993		917		829
Trading services	1,010		1,220		1,106
Securities finance	405		378		318
Processing fees and other	266		297		349
Total fee revenue	7,088		7,194		6,540
Net interest revenue:
Interest revenue	3,014		2,946		3,462
Interest expense	476		613		763
Net interest revenue	2,538		2,333		2,699
Gains (losses) related to investment securities, net:
Net gains (losses) from sales of investment securities	55		140		(55)
Losses from other-than-temporary impairment	(53)		(123)		(651)
Losses not related to credit	21		50		420
Gains (losses) related to investment securities, net	23		67		(286)
Total revenue	9,649		9,594		8,953
Provision for loan losses	(3)		0		25
Expenses:
Compensation and employee benefits	3,837		3,820		3,517
Information systems and communications	844		776		713
Transaction processing services	702		732		653
Occupancy	470		455		463
Claims resolution	(362)		0		0
Securities lending charge	0		0		414
Acquisition and restructuring costs	225		269		252
Professional services	381		347		277
Amortization of other intangible assets	198		200		179
Other	591		459		374
Total expenses	6,886		7,058		6,842
Income before income tax expense	2,766		2,536		2,086
Income tax expense	705		616		530
Net income	2,061		1,920		1,556
Net income available to common shareholders	$ 2,019		$ 1,882		$ 1,540
Earnings per common share:
Basic (per share)	$ 4.25		$ 3.82		$ 3.11
Diluted (per share)	$ 4.20	[1]	$ 3.79	[1]	$ 3.09	[1]
Average common shares outstanding (in thousands):
Basic (in shares)	474,458		492,598		495,394
Diluted (in shares)	481,129		496,072		497,924

[1] Calculations reflect allocation of earnings to participating securities using the two-class method, as this computation is more dilutive than the calculation using the treasury stock method.